572
CXUS53 KGRR 021534
CLMMKG

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
1134 AM EDT MON JUN 02 2025

...................................

...THE MUSKEGON CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1896 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             96   05/29/2018
 LOW              22   05/10/1947
HIGHEST           88   05/15         83       5       88  05/21
LOWEST            32   05/09         31       1       41  05/12
AVG. MAXIMUM    65.9               68.4    -2.5     74.1
AVG. MINIMUM    44.6               47.5    -2.9     50.9
MEAN            55.2               57.9    -2.7     62.5
DAYS MAX >= 90     0                0.2    -0.2        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     1                1.4    -0.4        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.59   2004
 MINIMUM        0.23   1936
TOTALS          3.49               3.38    0.11     2.28
DAILY AVG.      0.11               0.11    0.00     0.07
DAYS >= .01       12               11.3     0.7       14
DAYS >= .10        6                6.8    -0.8        7
DAYS >= .50        4                2.2     1.8        1
DAYS >= 1.00       0                0.8    -0.8        0
GREATEST
 24 HR. TOTAL   1.24   05/20 TO 05/21

SNOWFALL (INCHES)
RECORDS
 TOTAL           5.0   1923
 SNOW DEPTH        2   05/10/1902
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1       76.2               87.2   -11.0       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= TRACE      0                0.0     0.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM

DEGREE DAYS
HEATING TOTAL    317                252      65       89
 SINCE 7/1      5772               6247    -475       MM
COOLING TOTAL     23                 33     -10       20
 SINCE 1/1        23                 36     -13       MM

FREEZE DATES
RECORD
 EARLIEST     09/22/1976
 LATEST       06/22/1992
EARLIEST                        10/17
LATEST                          04/25
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.5
RESULTANT WIND SPEED/DIRECTION   2/360
HIGHEST WIND SPEED/DIRECTION    39/270    DATE  05/15
HIGHEST GUST SPEED/DIRECTION    63/MM     DATE  05/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.51
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      1
HAZE                      2

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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